Gulls in flight
Choshi Chiba Japan, January 2003

Vega Gull, adult winterBlack-tailed Gull, adult winterBlack-tailed Gull, 1st winterSlaty-backed Gull, adult winterSlaty-backed Gull, 3rd winter
Glaucous-winged Gull, 1st winter
Glaucous Gull, 1st wintr or hibrid? Thayer's Gull, adult winter
Kamchatka Gull, adult winter
Mew Gull, adult winter Black-legged Kittiwake, 1st winter

Black-legged Kittiwake, adult winter